Home / 106,134.80-146,462.96-58,388.16

Finding the Fourth Proportional to 106,134.80, 146,462.96 and 58,388.16

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Solution

The fourth proportional to 106,134.80, 146,462.96 and 58,388.16 is: 80,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,134.80 : 146,462.96 = 58,388.16 : x
  2. Step 2: Convert to fraction form
    106,134.80/146,462.96 = 58,388.16/x
  3. Step 3: Cross multiply
    106,134.80x = 146,462.96 × 58,388.16
  4. Step 4: Simplify right side
    106,134.80x = 8,551,702,742.55
  5. Step 5: Solve for x
    x = 8,551,702,742.55/106,134.80
  6. Step 6: Final answer
    x = 80,573.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.